diff --git a/docs/design/cpu-specific-build-macros.rst b/docs/design/cpu-specific-build-macros.rst
index 0a0d2f0..2dfaf78 100644
--- a/docs/design/cpu-specific-build-macros.rst
+++ b/docs/design/cpu-specific-build-macros.rst
@@ -283,6 +283,10 @@
 
 For Cortex-A78 AE, the following errata build flags are defined :
 
+- ``ERRATA_A78_AE_1941500`` : This applies errata 1941500 workaround to Cortex-A78
+   AE CPU. This needs to be enabled for revisions r0p0 and r0p1. This erratum is
+   still open.
+
 - ``ERRATA_A78_AE_1951502`` : This applies errata 1951502 workaround to Cortex-A78
   AE CPU. This needs to be enabled for revisions r0p0 and r0p1. This erratum is
   still open.